What is the NPV of the following cash flows at a discount rate of zero percent? What if th discount rate is 10 percent? If it is 20 percent? If it is 30 percent? Year 0 $ (13,900) 6,400 8,700 5,900 Year 1 $ Year 2 $ $ Year 3 Discount rate 0% Discount rate 10% Discount rate 20% Discount rate 30% Complete the following analysis. Do not hard code values in your calculations. You must use the built-in Excel function to answer this question. NPV at 0 percent NPV at 10 percent NPV at 20 percent